arguments and keywordarguments added for response callbacks

__init__.py

@@ -77,12 +77,12 @@ class callback_storage(dict):
             pass  # nothing to append
         return None
 
-    def add(self, service_id, data_id, callback):
+    def add(self, service_id, data_id, callback, *args, **kwargs):
         if self.get(service_id, data_id) is not None:
             raise RegistrationError("Callback for service_id (%s) and data_id (%s) already exists" % (repr(service_id), repr(data_id)))
         if service_id not in self:
             self[service_id] = {}
-        self[service_id][data_id] = callback
+        self[service_id][data_id] = (callback, args, kwargs)
 
 
 class data_storage(dict):
@@ -261,7 +261,7 @@ class struct_json_protocol(object):
                 repr(msg.get_data_id()),
                 repr(msg.get_data())
             )
-            callback = self.__callbacks__.get(msg.get_service_id(), msg.get_data_id())
+            callback, args, kwargs = self.__callbacks__.get(msg.get_service_id(), msg.get_data_id())
             if msg.get_service_id() in self.SID_RESPONSE_DICT.keys():
                 #
                 # REQUEST RECEIVED
@@ -277,7 +277,7 @@ class struct_json_protocol(object):
                 else:
                     try:
                         logger.debug("%s Executing callback %s to process received data", self.LOG_PREFIX, callback.__name__)
-                        status, data = callback(msg)
+                        status, data = callback(msg, *args, **kwargs)
                     except TypeError:
                         raise TypeError('Check return value of callback function {callback_name} for service_id  {service_id} and data_id {data_id}'.format(callback_name=callback.__name__, service_id=repr(msg.get_service_id()), data_id=repr(msg.get_data_id())))
                 self.send(self.SID_RESPONSE_DICT[msg.get_service_id()], msg.get_data_id(), data, status=status)
@@ -294,7 +294,7 @@ class struct_json_protocol(object):
                 else:
                     try:
                         logger.debug("%s Executing callback %s to process received data", self.LOG_PREFIX, callback.__name__)
-                        status, data = callback(msg)
+                        status, data = callback(msg, *args, **kwargs)
                     except TypeError:
                         raise TypeError('Check return value of callback function {callback_name} for service_id  {service_id} and data_id {data_id}'.format(callback_name=callback.__name__, service_id=repr(msg.get_service_id()), data_id=repr(msg.get_data_id())))
 
@@ -349,7 +349,7 @@ class struct_json_protocol(object):
         logger.log(log_lvl, '%s TX -> status: %d, service_id: %d, data_id: %d, data: "%s"', self.LOG_PREFIX, status, service_id, data_id, repr(data))
         return self.__comm_inst__.send(self.__build_frame__(service_id, data_id, data, status), timeout=timeout, log_lvl=logging.DEBUG)
 
-    def register_callback(self, service_id, data_id, callback):
+    def register_callback(self, service_id, data_id, callback, *args, **kwargs):
         """
         :param service_id: The Service-ID for the message. See class definitions starting with ``SID_``.
         :type service_id: int
@@ -373,7 +373,7 @@ class struct_json_protocol(object):
             :param msg: A :class:`dict` containing all message information.
             :returns: status (see class definition starting with ``STATUS_``), response_data (JSON compatible object)
         """
-        self.__callbacks__.add(service_id, data_id, callback)
+        self.__callbacks__.add(service_id, data_id, callback, *args, **kwargs)
 
     def authentificate(self, timeout=2):
         """